US PATENT SUBCLASS 508 / 582
.~.~.~ Halogen attached indirectly to the ether oxygen by nonionic bonding

Current as of: June, 1999
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508 /   HD   SOLID ANTI-FRICTION DEVICES, MATERIALS THEREFOR, LUBRICANT OR SEPARATE COMPOSITIONS FOR MOVING SOLID SURFACES, AND MISCELLANEOUS MINERAL OIL COMPOSITIONS

110  DF  LUBRICANTS OR SEPARANTS FOR MOVING SOLID SURFACES AND MISCELLANEOUS MINERAL OIL COMPOSITIONS (E.G., WATER CONTAINING, ETC.) {53}
577  DF  .~ Organic oxygen compound {3}
579  DF  .~.~ Ethers {2}
582.~.~.~ Halogen attached indirectly to the ether oxygen by nonionic bonding

DEFINITION

Classification: 508/582

Halogen attached indirectly to the ether oxygen by nonionic bonding:

(under subclass 579) Compositions wherein the ether oxygen is attached indirectly to halogen by nonionic bonding.

(1) Note. An example of a component provided for herein is: CF3-O(CF2[end subscrpt]CF2O)n[end subscrpt]CF3